145375426571 has 4 divisors (see below), whose sum is σ = 149304492192. Its totient is φ = 141446360952.

The previous prime is 145375426523. The next prime is 145375426589. The reversal of 145375426571 is 175624573541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145375426571 - 2³⁴ = 128195557387 is a prime.

It is a super-2 number, since 2×145375426571² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145375426591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1964532755 + ... + 1964532828.

It is an arithmetic number, because the mean of its divisors is an integer number (37326123048).

Almost surely, 2^145375426571 is an apocalyptic number.

145375426571 is a deficient number, since it is larger than the sum of its proper divisors (3929065621).

145375426571 is an equidigital number, since it uses as much as digits as its factorization.

145375426571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929065620.

The product of its digits is 3528000, while the sum is 50.

The spelling of 145375426571 in words is "one hundred forty-five billion, three hundred seventy-five million, four hundred twenty-six thousand, five hundred seventy-one".